#73A7FF
Closest named color: Periwinkle Blue (#8F99FB). oklch(73% 0.14 260.4), rgb(115, 167, 255).
Aa
Black text reads best on this color (8.70:1).
About this color
#73A7FF is a medium-light, vivid blue. In OKLCH its lightness is 73%, its chroma 0.140 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.045 away. Black text reads best on it, at 8.70:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.140) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.70:1 |
| White text | 2.41:1 |
Values
| HEX | #73A7FF |
| RGB | rgb(115, 167, 255) |
| HSL | hsl(218, 100%, 73%) |
| OKLCH | oklch(73% 0.14 260.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #73A7FF | 2.41:1 | Fails | Lc -52.3 | Large or bold text, headings |
| Black text on #73A7FF | 8.70:1 | AAA | Lc 56.6 | Large or bold text, headings |
| #73A7FF text on white | 2.41:1 | Fails | Lc 47.4 | Large or bold text, headings |
| #73A7FF text on black | 8.70:1 | AAA | Lc -54.7 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 400.
-
Step 50
50
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EBFB
oklch(93.7% 0.025 257.6)
-
Step 200
200
#C7DAFA
oklch(88.4% 0.049 260.9)
-
Step 300
300
#A0C2FA
oklch(80.9% 0.088 260.2)
-
Step 400
400 (this color)
#73A7FF
oklch(73% 0.14 260.4)
-
Step 500
500
#4485F4
oklch(63.1% 0.179 260.4)
-
Step 600
600
#256BE3
oklch(55.6% 0.196 260.6)
-
Step 700
700
#1859C5
oklch(49.2% 0.181 260.4)
-
Step 800
800
#16499F
oklch(42.6% 0.15 260.4)
-
Step 900
900
#193E7E
oklch(37.6% 0.117 260.6)
-
Step 950
950
#10254A
oklch(27% 0.074 260.8)
#73A7FF with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #83AEFF | 0.027 |
| Deuteranopia (no green cones) | #72A1FD | 0.016 |
| Tritanopia (no blue cones) | #14BAC7 | 0.125 |
| Achromatopsia (no color) | #A7A7A7 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73A7FF
#73A7FF
oklch(73% 0.14 260.4)
- #D59D27
#D59D27
oklch(73.1% 0.14 80.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #73A7FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.045
- Cornflower Blue #6495ED ΔE 0.055
- Carolina Blue #8AB8FE ΔE 0.055
- Chefchaouen Blue #4895EF ΔE 0.070
- Perrywinkle #8F8CE7 ΔE 0.074
- Deep Sky Blue #00BFFF ΔE 0.078
- Lavender Blue #8B88F8 ΔE 0.079
- Soft Blue #6488EA ΔE 0.086
Use #73A7FF in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.